// netadapter.h

typedef enum _NET_ADAPTER_AUTO_NEGOTIATION_FLAGS {
  NetAdapterAutoNegotiationFlagNone = 0x00000000,
  NetAdapterAutoNegotiationFlagXmitLinkSpeedAutoNegotiated = 0x00000001,
  NetAdapterAutoNegotiationFlagRcvLinkSpeedautoNegotiated = 0x00000002,
  NetAdapterAutoNegotiationFlagDuplexAutoNegotiated = 0x00000004,
  NetAdapterAutoNegotiationFlagPauseFunctionsAutoNegotiated = 0x00000008
} NET_ADAPTER_AUTO_NEGOTIATION_FLAGS;
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Windows Driver Kit DDI reference (ne-netadapter-_net_adapter_auto_negotiation_flags)

_NET_ADAPTER_AUTO_NEGOTIATION_FLAGS enumeration

Description

Specifies the auto-negotiation settings for the NIC driver.

Constants

`NetAdapterAutoNegotiationFlagNone:0x00000000`

No flags are set.

`NetAdapterAutoNegotiationFlagXmitLinkSpeedAutoNegotiated:0x00000001`

The adapter has auto-negotiated the transmit link speed with the link partner.

`NetAdapterAutoNegotiationFlagRcvLinkSpeedautoNegotiated:0x00000002`

The adapter has auto-negotiated the receive link speed with the link partner.

`NetAdapterAutoNegotiationFlagDuplexAutoNegotiated:0x00000004`

The adapter has auto-negotiated the duplex state with the link partner.

`NetAdapterAutoNegotiationFlagPauseFunctionsAutoNegotiated:0x00000008`

The adapter has auto-negotiated the pause functions with the link partner.

Remarks

The NET_ADAPTER_AUTO_NEGOTIATION_FLAGS enumeration is used to specify auto-negotiation settings in the NET_ADAPTER_LINK_STATE structure.

An initialized NET_ADAPTER_LINK_STATE structure is an input to NetAdapterSetLinkState.

NET_ADAPTER_AUTO_NEGOTIATION_FLAGS - NtDoc